.pxToRem(@p, @px) {
    @{p}: @px / 75px * 1rem;
}
.shou{
    position: relative;

    width: 100%;
    height: 100%;
    background: #fff;
    div{
        width: 100%;
         position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%,-50%);
         h1{
            .pxToRem(font-size, 70px);
            text-align: center;
        }
        h1:nth-child(2){
           margin-top: 10%;
            span{
                color: red;
                margin-left: 20%;
                .pxToRem(font-size, 80px);
            }
        }
        }
    
    figure{
        position: absolute;
        bottom: 15%;
        left: 50%;
        transform: translate(-50%,-50%);
        img{
            width: 100%;
        }
    }  
}